Finding the Fourth Proportional to 177,812.10, 245,380.73 and 97,239.78
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Solution
The fourth proportional to 177,812.10, 245,380.73 and 97,239.78 is: 134,190.91
Step by Step Solution
- Step 1: Write the proportion equation
177,812.10 : 245,380.73 = 97,239.78 : x - Step 2: Convert to fraction form
177,812.10/245,380.73 = 97,239.78/x - Step 3: Cross multiply
177,812.10x = 245,380.73 × 97,239.78 - Step 4: Simplify right side
177,812.10x = 23,860,767,715.24 - Step 5: Solve for x
x = 23,860,767,715.24/177,812.10 - Step 6: Final answer
x = 134,190.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.